[ 217 J 
SECTION VIL 
Experizments s foewing that the damage 
done to tommmon ‘dir by the night 
is very inconfiderable compared” to 
the ies it receives in the wy: 
5B! Wo handfuls of Phi irek gee: 
tity of 
leaves were put in a jar full of w actherrs 
fer, as in the former experiment, oye 
and expoted to the open air from 
the r4th of Aus uit fo. the | ; 
when the air difetpaped a =¢ 
_ was examined, and oat to be cost : 
dephlogitticated air; its teft was 
T9553 1.855 1.773 2.403 3.50. 350 
53- Some grafs, kept in a green 
bottle from the ev ening till next 
day at eleven o’ clock, had yielded 
fome air, whofe. _teit was 1.893 $ 
I. pee: 16545 2.313 3 3-26. se 374 
SHA 
